Kittitas County, Washington — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Kittitas County, WA?
In Kittitas County, Washington, public U.S. EPA records track 75 regulated facilities (#53 of 75 in Washington), including 11 (14.7%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 73 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Kittitas County, WA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Kittitas County, WA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Kittitas County
ZIP Codes in Kittitas County
Top EPA Regulated Facilities in Kittitas County, WA
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • ROSLYN, WA (ZIP 98941 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CLE ELUM, WA (ZIP 98922 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ELLENSBURG, WA (ZIP 98926 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CLE ELUM, WA (ZIP 98922 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • EASTON, WA (ZIP 98925 Sector) | HIGH (64/100) | Significant Violation (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • EASTON, WA (ZIP 98925 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ELLENSBURG, WA (ZIP 98926 Sector) | HIGH (64/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • CLE ELUM, WA (ZIP 98922 Sector) | HIGH (64/100) | Significant Violation (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| MAIN STREET EXTENSION FREE PREVIEW (LOW RISK) | UNSPECIFIED, ELLENSBURG, WA 98926 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MERCER CREEK FLOODPLAIN ENHANCEMENT FREE PREVIEW (LOW RISK) | E HELENA AVE E HELENA AVE, ELLENSBURG, WA 98926 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| I-90 OAKES AVE FREE PREVIEW (LOW RISK) | I-90, CLE ELUM, WA 98922 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| STEWART MEADOWS SUBDIVISION FREE PREVIEW (LOW RISK) | 113 W BENDER RD, ELLENSBURG, WA 98926 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Kittitas County, Washington Environmental Due Diligence
How many EPA-regulated environmental sites are in Kittitas County County, Washington?
Public U.S. EPA records track 75 regulated facilities in Kittitas County County, Washington (ranking #53 of 75 jurisdictions in WA). Of those, 11 (14.7%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 34 (45.3%) have active non-compliance quarters.
Which ZIP codes and cities in Kittitas County County have the highest regulated facility density?
Within Kittitas County County, the highest concentrations of EPA-tracked facilities are located in ZIP 98068 (Hyak, 16 sites), ZIP 98950 (Vantage, 5 sites), spanning municipal corridors including Hyak (6 sites), Vantage (5 sites), Roslyn (5 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Kittitas County County?
Across Kittitas County County, 1 facilities (1.3% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Kittitas County County, WA?
Geologic indoor air screening places Kittitas County County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Kittitas County County, WA?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 73 Clean Water Act NPDES permits, and 23 impaired water dischargers in Kittitas County County, alongside 3 historical FEMA federal disaster declarations (2 flood/storm events).
Does Kittitas County, WA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Kittitas County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.